package com.blb.service;

import java.io.IOException;

import com.blb.utils.LayuiPage;

public interface IRoleService {

	/**
	 * 分页
	 * @param page
	 * @param limit
	 * @param role
	 * @return
	 */
	LayuiPage page(int page, int limit, String role)throws IOException;
	
	/**
	 * 判断角色是否存在
	 * @param role
	 * @return
	 */
	String isExist(String role)throws IOException;
}
